If the reasons you are experiencing thinning edges has nothing to do with health, then one of the best ways to regrow your edges is messaging the area with castor oil. Am sure you have heard that before.

Hence, the anti-inflammatory properties of castor oil, when applied on the scalp helps treat the inflammation and increases blood circulation to the scalp. Now here’s How to Use Jamaican Black Castor Oil for Hair Growth! What you will need: Jamaican Black Castor Oil: We use the extra dark version of Sunny Isle from Amazon.